devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

Make Rockbox compatible with CF cards (FS #8644): 1) always init after soft_reset (now nano can soft_reset too), 2) ignore error when setting advanced powermanagement, 3) fix minor bug where sleep mode flag was set even if the sleep command failed.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16591 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Peter D'Hoye 2008-03-09 13:24:42 +00:00
parent ae00bd69d6
commit bc092ad6b9
1 changed files with 24 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

42
firmware/drivers/ata.c
View file

@ -813,8 +813,6 @@ bool ata_disk_is_active(void)
static int ata_perform_sleep(void)
{
int ret = 0;
mutex_lock(&ata_mtx);
SET_REG(ATA_SELECT, ata_device);
@ -830,12 +828,13 @@ static int ata_perform_sleep(void)
if (!wait_for_rdy())
{
DEBUGF("ata_perform_sleep() - CMD failed\n");
ret = -2;
mutex_unlock(&ata_mtx);
return -2;
}
sleeping = true;
mutex_unlock(&ata_mtx);
return ret;
return 0;
}
void ata_sleep(void)
@ -954,10 +953,9 @@ static int perform_soft_reset(void)
* ATA -> Flash interface automatically sleeps almost immediately after the
* last command.
*/
#ifndef IPOD_NANO
int ret;
int retry_count;
SET_REG(ATA_SELECT, SELECT_LBA | ata_device );
SET_REG(ATA_CONTROL, CONTROL_nIEN|CONTROL_SRST );
sleep(1); /* >= 5us */
@ -972,13 +970,19 @@ static int perform_soft_reset(void)
ret = wait_for_rdy();
} while(!ret && retry_count--);
/* Massage the return code so it is 0 on success and -1 on failure */
ret = ret?0:-1;
if (!ret)
return -1;
return ret;
#else
return 0; /* Always report success */
#endif
if (set_features())
return -2;
if (set_multiple_mode(multisectors))
return -3;
if (freeze_lock())
return -4;
return 0;
}
int ata_soft_reset(void)
@ -1096,10 +1100,10 @@ static int set_features(void)
unsigned char subcommand;
unsigned char parameter;
} features[] = {
{ 83, 3, 0x05, 0x80 }, /* power management: lowest power without standby */
{ 83, 14, 0x03, 0 }, /* force PIO mode */
{ 83, 3, 0x05, 0x80 }, /* adv. power management: lowest w/o standby */
{ 83, 9, 0x42, 0x80 }, /* acoustic management: lowest noise */
{ 82, 6, 0xaa, 0 }, /* enable read look-ahead */
{ 83, 14, 0x03, 0 }, /* force PIO mode */
};
int i;
int pio_mode = 2;
@ -1111,9 +1115,9 @@ static int set_features(void)
if(identify_info[64] & 1)
pio_mode = 3;
/* Update the table */
features[3].parameter = 8 + pio_mode;
/* Update the table: set highest supported pio mode that we also support */
features[0].parameter = 8 + pio_mode;
SET_REG(ATA_SELECT, ata_device);
if (!wait_for_rdy()) {
@ -1132,7 +1136,9 @@ static int set_features(void)
return -10 - i;
}
if(ATA_ALT_STATUS & STATUS_ERR) {
if((ATA_ALT_STATUS & STATUS_ERR) && (i != 1)) {
/* some CF cards don't like advanced powermanagement
even if they mark it as supported - go figure... */
if(ATA_ERROR & ERROR_ABRT) {
return -20 - i;
}